<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>9.27作业3</title>
	<script>
		   var num=parseInt(prompt('请输入一个数字'));
           if(num%5===0){
           	        /*console.log('为5的倍数。')*/
           	        console.log(num/5);
           }else{
           	        console.log('您的输入错了哟！');
           }
	</script>
</head>
<body>
	
</body>
</html>